TOPRAN 121 186 Engine oil level sensor

Compatible with AUDI A4 B9 (8W2, 8WC) , AUDI A4 B9 Avant (8W5, 8WD) , AUDI A5 (F53, F5P) Show more info
Ensures accurate engine oil level monitoring. Essential for maintaining optimal engine health and preventing damage.
45.92 EUR
inc. VAT 21%
In stock 1
Delivery 1 day (14.05.2026)
PN 121 186
Make TOPRAN

This TOPRAN engine oil level sensor, part number 121 186, is designed to provide precise readings of your vehicle's oil level. Proper monitoring of engine oil is crucial for the longevity and performance of your engine, helping to prevent critical component wear. Installed in the oil sump, this sensor communicates the oil level to your car's onboard computer. This allows for timely alerts to the driver if the oil level drops too low, which could otherwise lead to severe engine damage. Regular checks and reliable sensor function are key to proactive vehicle maintenance. Crafted with quality materials, the 121 186 sensor from TOPRAN is built to withstand the demanding environment of the engine bay. It offers a direct fit for compatible models, ensuring a straightforward replacement process for mechanics and DIY enthusiasts alike.

  • Accurate engine oil level detection
  • Helps prevent engine damage from low oil
  • Direct fit replacement for compatible vehicles
  • Durable construction for engine bay conditions
  • Part number: 121 186
  • Brand: TOPRAN
Installation side
Oil pan
Number of pin contacts
3
Plug connector housing shape
D-Shape
Additional article/Additional info 2
with sealing ring
Gasket material
HNBR (Hydrogenated Acrylonitrile Butadiene Rubber)
Number of mounting holes
3
Housing type
Plastic housing
Overall length [mm]
141
Housing material
PA 66 GF 30
Housing material
GFK (Glass Fiber Reinforced Plastic)
Shell color
black
Vehicle equipment
For vehicles with an oil level sensor
  • AUDI
    • A4 B9 (8W2, 8WC)
      • S4 TFSi quattro (260kW/354PS)
    • A4 B9 Avant (8W5, 8WD)
      • S4 quattro (260kW/354PS)
    • A5 (F53, F5P)
      • S5 quattro (260kW/354PS)
    • A5 Sportback (F5A, F5F)
      • S5 quattro (260kW/354PS)
    • Q5 (FYB, FYG)
      • SQ5 TFSI quattro (260kW/354PS)
    • A8 D5 (4N2, 4N8, 4NC, 4NL)
      • 55 TFSI Mild Hybrid quattro (250kW/340PS)
      • 50 TFSI Mild Hybrid quattro (4N8) (210kW/286PS)
      • 60 TFSI e quattro (330kW/449PS)
      • 60 TFSI e quattro (340kW/462PS)
    • A7 Sportback (4KA)
      • 55 TFSI Mild Hybrid quattro (250kW/340PS)
    • Q8 (4MN, 4MT)
      • 55 TFSI Mild Hybrid quattro (250kW/340PS)
      • 55 TFSI e quattro (280kW/381PS)
      • 60 TFSI e quattro (340kW/462PS)
    • A6 C8 (4A2)
      • 55 TFSi Mild Hybrid quattro (250kW/340PS)
    • A6 C8 Avant (4A5)
      • 55 TFSI Mild Hybrid quattro (250kW/340PS)
    • Q7 (4MB, 4MG, 4MQ)
      • 55 TFSI Mild Hybrid quattro (250kW/340PS)
      • 55 TFSI e quattro (280kW/381PS)
      • 60 TFSI e quattro (335kW/455PS)
  • VW
    • TOUAREG (CR7, RC8)
      • 3.0 TSI 4motion (250kW/340PS)
      • 3.0 eHybrid 4motion (280kW/381PS)
      • 3.0 R 4motion (340kW/462PS)
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